Bafang error 42: Battery voltage too low

What it means

The battery is too flat for the motor to run.

Likely causes

• Battery flat
• Battery ageing or faulty

Symptoms

• Code 42 shows
• No assist

How to fix it

1. Charge the battery fully with the original charger.
2. If the code comes back after charging, take the battery to your dealer.

How urgent is it?

Charge the battery.

More Bafang codes

• 37 Controller watchdog (WDT) fault
• 38 Sensor watchdog (WDT) fault
• 41 Battery voltage too high
• 43 Battery cell power too high
• 44 Battery cell voltage too high
• 45 Battery too hot

All 36 Bafang codes →